these 4 derivations will be built:
  /nix/store/79ksjwr0lgn817wf2yzv4ymsqrknaajq-spore-static-x86_64-unknown-linux-musl-0.1.0.drv
  /nix/store/fmgm8kfjr53vxhmd441gxd9xlsnhkjdm-spore-initrd.drv
  /nix/store/jhqhirpn8q7nslhxnhw7ah378904hg23-spore-disk.drv
  /nix/store/w0x34byqpkm1wn8a4p4a2n0j4crnvcgh-spore-boot-hcloud-x86_64-repart.drv